Vennekens, Joost; Denecker, Marc; Bruynooghe, Maurice (2009). CP-logic: A language of causal probabilistic events and its relation to logic programming. Theory and practice of logic programming. Vol. 9. pp. 245–308. arXiv:0904.1672.
Poole, David (2008). "The independent choice logic and beyond". In Luc Raedt; Paolo Frasconi; Kristian Kersting; Stephen Muggleton (eds.). Probabilistic Inductive Logic Programming. Lecture Notes in Computer Science. Vol. 4911. Springer. pp. 222–243. doi:10.1007/978-3-540-78652-8_8. ISBN978-3-540-78651-1.